Introduction

Welcome to Regulatory Entities, Agencies and Market Participants: the foundation for understanding who regulates the securities industry and who operates within it.

Exam Weight: Part of 12 questions (16% of exam) | FINRA Section: 1.1

Video Resources

Live 1-on-1 tutoring with Ken Finnen ↗


Live 1-on-1 tutoring with Ken Finnen ↗


Live 1-on-1 tutoring with Ken Finnen ↗


What You'll Learn

Why This Matters

Every securities professional operates within a regulatory framework. The SIE exam tests whether you understand who has authority over what, and just as importantly, what each regulator does not cover. Knowing the boundaries between the SEC, FINRA, MSRB, state regulators, and protection organizations like SIPC is essential for answering exam questions that test jurisdictional distinctions.


Let's start with the SEC, the federal agency that sits at the top of the regulatory structure.